Walnut Grove township

County:: McDonough County
County Seat:: No
Area (mi²):: 36.266
State:: Illinois

Walnut Grove township is located in McDonough County, Illinois. Walnut Grove township has a 2025 population of 461. Walnut Grove township is currently declining at a rate of 0% annually and its population has decreased by -0.65% since the most recent census, which recorded a population of 464 in 2020.

The average household income in Walnut Grove township is $89,864 with a poverty rate of 9.27%.The median age in Walnut Grove township is 45.6 years: 47.2 years for males, and 45.4 years for females.

Demographics

The racial composition of Walnut Grove township includes 92.31% White, 7.1% Black or African American, and smaller percentages for Two or more races and multiracial populations.

Population by Race

Race	Population	Percentage (of total)
White	468	92.31%
Black or African American	36	7.1%
Two or more races	3	0.59%

Walnut Grove township Marital Status

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Walnut Grove township's average per capita income is $39,808. Household income levels show a median of $62,138. The poverty rate stands at 9.27%.

Families: A family includes the owner or renter of the home along with everyone related to them - whether through birth, marriage, or adoption. This includes relatives like spouses, children, parents, siblings, grandparents, and any other family members.

Households: A household includes all the people who occupy a housing unit (such as a house or apartment) as their usual place of residence.

Non Families: A nonfamily household is either someone living alone or when the owner/renter lives with people they aren't related to, like roommates.

Name	Median	Mean
Married Families	$92,260	-
Families	$91,587	$101,191
Households	$62,138	$89,864
Non Families	$60,526	$73,630

$39,808

Average Income

$62,138

Median Household Income

9.27%

Poverty Rate